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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Front End Developer - DV Cleared - **Company:** CBS Butler Limited - **Location:** London, UK - **Salary:** £130,000.0 - £140,400.0 - **Contract:** Temporary contract - **Skills:** Artificial Intelligence, Component-Based Software Engineering, Software Design Patterns, Design of User Interfaces, Role-Based Access Control, Responsive Web Design, TypeScript, Website Wireframe, ReactJS, Git, Material UI, Figma, Front End Software Development, Restful APIs - **Published:** August 11, 2026 - **Apply:** https://www.careerboard.com/pt/en/find-jobs-in-United-Kingdom/-704962F5CCE391DDAA/ ## About the Role * Demonstrable experience delivering software within MOD, Defence, National Security or similarly secure environments. * Strong commercial React development experience. * Strong TypeScript capability. * Experience consuming REST APIs and collaborating closely with Back End engineering teams. * Experience building responsive, accessible and maintainable user interfaces. * Good understanding of component-based development and design system principles. * Experience using Git within agile delivery environments. Desirable Experience * Experience working with Figma and modern UX/design workflows. * Experience with Material UI, GOV.UK Design System, MOD design patterns or equivalent component frameworks. * Experience developing workflow-driven applications. * Experience implementing secure authentication and role-based access control. * Experience developing search-led user interfaces. * Experience supporting applications deployed in classified or highly regulated environments. Mandatory Requirements * Current DV Security Clearance. * Ability to work onsite at an MOD location in London four days per week. * Previous experience delivering within MOD, Defence, Defence Intelligence, Strategic Command or wider National Security organisations. * Comfortable working with OFFICIAL-SENSITIVE and classified material where authorised. Ways of Working * Agile delivery within a multidisciplinary team. * Close collaboration with Defence stakeholders, Product, Delivery, UX and Engineering teams. * Secure-by-design approach with a strong focus on audit, traceability, access control and assurance. * Practical focus on creating intuitive, reliable applications while maintaining operational accountability. What We're Looking For We're interested in Front End Developers who can demonstrate: * Successful delivery within secure MOD or Defence environments. * Strong React and TypeScript development experience. * The ability to turn complex UX requirements into accessible, maintainable and intuitive interfaces. * Excellent communication skills across technical and non-technical stakeholders. * A practical understanding of agile delivery and modern Front End engineering. * Awareness of secure system delivery, accreditation considerations and operational governance. ## Description We're looking for an experienced Front End Developer to build intuitive, secure and role-aware interfaces for a next-generation Defence Intelligence platform. You'll work closely with UX Designers, Back End Developers and wider delivery teams to turn complex operational requirements into accessible, maintainable and high-performing applications that improve visibility, streamline workflows and support users in a mission-critical environment. This is an excellent opportunity to work on modern digital capabilities within a highly secure Defence environment. About the Programme This programme is delivering an AI-enabled Defence Intelligence capability designed to improve visibility of operational information, reduce administrative burden and support faster, more informed decision-making. As part of an agile, multidisciplinary team, you'll help deliver modern Front End applications that integrate with secure Back End services and existing Defence platforms., * Develop and maintain Front End applications using React and TypeScript. * Build reusable UI components aligned with a coherent design system and component library. * Work closely with UX Designers to translate user journeys, wireframes and prototypes into production-ready interfaces. * Integrate Front End applications with REST APIs, workflow services and identity/access mechanisms. * Develop role-aware dashboards, task views, status tracking and operational work queues. * Apply accessibility, responsive design and usability best practices. * Participate in agile ceremonies, sprint delivery, demonstrations and user feedback sessions. * Contribute to Front End testing, quality assurance and continuous improvement. ## Related Videos - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Boost Productivity with AI: Figma & Playwright MCP Workflows - Aris Markogiannakis](https://www.wearedevelopers.com/videos/1768-boost-productivity-with-ai-figma-playwright-mcp-workflows-aris-markogiannakis) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [WeAreDevelopers LIVE – Frontend Inspirations, Web Standards and more](https://www.wearedevelopers.com/videos/1761-wearedevelopers-live-frontend-inspirations-web-standards-and-more) - [Designing the Future of Human<>Agent Collaboration](https://www.wearedevelopers.com/videos/1447-designing-the-future-of-human-agent-collaboration) - [But, you're not Facebook](https://www.wearedevelopers.com/videos/378-but-you-re-not-facebook) ## Related Articles - [Frontend Developer Salary in The UK](https://www.wearedevelopers.com/magazine/233-frontend-developer-salary-in-the-uk) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers)